Question

when a compound X is heated in a test tube then it decomposes in y and brown Fumes 'z' gas is evolved
a.) name X,y,z
b.) write a balanced chemical equation​

Answer 1

Answer:

a) The colorless lead salt will be lead nitrate Pb(NO3)2

On heating, it forms lead oxide & brown fumes of NO2 (gas liberate).

b) Equation:

2Pb(NO3)2⟶2PbO+4NO2↑+O2

hope it helps...